This manual provides assistance in developing and editing questions for the Medical Library Association General and Area of Concentration Examinations for Certification or Registration. After describing the certification procedures and the examination itself, suggestions for test item writers are provided, including preparing the item-as-a-whole, formulating the stem, generating distractor options, and editorial considerations. Finally, a review process for new test items is detailed. The following appendices are included: Sample Items by Cognitive Level; Performance Objectives in Health Science Librarianship, General Examination; Item Models for the General Examination; Performance Objectives in Health Sciences Librarianship, Area of Concentration; Item Models for the Area of Concentration Examination; Memo to Item Writers (sample); Item Submission Form (sample); a 41-item bibliography; and Item Writing Manual Evaluation. (Author/EW)